Pawan Kumar Chamling recently achieved the distinction of being the longest-serving chief minister in the country. While there's no serious threat to his position, Chamling knows that he needs to be more cautious of both opponents and allies than ever before.

Chamling's biggest critic in recent times has been the BJP. Its general secretary Ram Madhav calls the SDF 'Sikkim Dictatorial Front'. Here are excerpts from Kaushik Deka's conversation with Pawan Kumar Chamling.